Hordeanator

Magic Knights are modern magic-users who fight with weapons converted from their souls. Ikki Kurogane goes to a school for these Magic Knights, but he is the "Failed Knight" or "Worst One" who is failing because he has no magical skills.

A teen boy that fell in love with a girl in a dungeon. He starts out weak but as the story progresses he gets stronger.

The series is set in a world where magic exists and has been utilized as a technology for nearly a century. Rather than casting spells with chants or other traditional forms of spellcasting, mages use a Casting Assistant Device, better known as a CAD.

In the year 2022, the gaming industry has reached a new height after the development of the NerveGear, a helmet-like controller that allows the user to fully dive their senses into the world of virtual reality. After a closed beta with only 1,000 testers, the Virtual Reality MMORPG Sword Art Online is launched.